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Visual C++

12Dlg.cpp：源码内容
							// 12Dlg.cpp : implementation file
//
#include "stdafx.h"
#include "12.h"
#include "12Dlg.h"
//#include <atlimage.h> 
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CMy12Dlg dialog
CMy12Dlg::CMy12Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CMy12Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CMy12Dlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	for(int i = 0 ;i <=1 ;i ++)
	{
		myicon[i] = AfxGetApp()->LoadIcon(128+i*2);
	
		m_hIcon = myicon[i];
	}
	num = 0 ;
}
void CMy12Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CMy12Dlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CMy12Dlg, CDialog)
	//{{AFX_MSG_MAP(CMy12Dlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CMy12Dlg message handlers
BOOL CMy12Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	//WriteProfileString("c:\my.ini","usename","xiaoshuaihu158");
	WritePrivateProfileString ("Section1", "FirstKey", 
                             "It all worked out okay.", "c:\appname.ini"); 
    SetTimer(1,500,NULL);
 
	return TRUE;  // return TRUE  unless you set the focus to a control
}
// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.
void CMy12Dlg::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	if (IsIconic())
	{
		
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;
		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		drawmainpic(&dc);
	//	Draw(&dc);         //用来显示jpg图片的
		CDialog::OnPaint();
	}
}
// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CMy12Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}
void CMy12Dlg::OnOK() 
{
	// TODO: Add extra validation here
	int size = strlen("It all worked out okay.") + 1;
	char * pstring = new char[size];
	GetPrivateProfileString("Section1","FirstKey","sfsd",pstring,size,"c:\appname.ini");
	AfxMessageBox(pstring);
	CDialog::OnOK();
}
void CMy12Dlg::drawmainpic(CDC *dc)
{
	RECT rect;
	GetClientRect(&rect);
	CBitmap bmp;
	bmp.LoadBitmap(IDB_BITMAP1);
	BITMAP sbmp;
	bmp.GetBitmap(&sbmp);
	CDC pdc;
	pdc.CreateCompatibleDC(dc);
	pdc.SelectObject(&bmp);
	dc->BitBlt(0,0,rect.right-rect.left,rect.bottom-rect.top,&pdc,0,0,SRCCOPY);
}
void CMy12Dlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	
	num = (num+1)%2 ;
	m_hIcon = myicon[num];
	SendMessage(WM_SETICON,0,(LPARAM)m_hIcon);
	CDialog::OnTimer(nIDEvent);
}
void CMy12Dlg::Draw(CDC*   pDC)   
{     
	  
    
	IPicture   *pPic;     
	IStream   *pStm;     
    
	CFileStatus   fstatus;     
	CFile   file;     
	LONG   cb;     
    
	if   (file.Open("D:\mmp\0b5d1a3c348744ae98d128963a23f713.jpg",CFile::modeRead)&&file.GetStatus("D:\mmp\0b5d1a3c348744ae98d128963a23f713.jpg",     
		fstatus)&&     
		((cb   =   fstatus.m_size)   !=   -1))     
	{     
		HGLOBAL   hGlobal   =   GlobalAlloc(GMEM_MOVEABLE,   cb);     
		LPVOID   pvData   =   NULL;     
		if   (hGlobal   !=   NULL)     
		{     
			if   ((pvData   =   GlobalLock(hGlobal))   !=   NULL)     
			{     
				file.ReadHuge(pvData,   cb);     
				GlobalUnlock(hGlobal);     
				CreateStreamOnHGlobal(hGlobal,   TRUE,   &pStm);     
				
				if(SUCCEEDED(OleLoadPicture(pStm,fstatus.m_size,TRUE,IID_IPicture,(LPVOID*     
					)&pPic)))     
				{     
					OLE_XSIZE_HIMETRIC   hmWidth;     
					OLE_YSIZE_HIMETRIC   hmHeight;     
					
					pPic->get_Width(&hmWidth);     
					pPic->get_Height(&hmHeight);     
					
					double   fX,fY;     
					fX   =   (double)pDC->GetDeviceCaps(HORZRES)*(double)hmWidth/((double)pDC->GetDeviceCaps(HORZSIZE)*100.0);     
					fY   =   (double)pDC->GetDeviceCaps(VERTRES)*(double)hmHeight/((double)pDC->GetDeviceCaps(VERTSIZE)*100.0);     
					if(FAILED(pPic->Render(*pDC,0,0,(DWORD)fX,(DWORD)fY,0,hmHeight,hmWidth,-hmHeight,NULL)))     
						AfxMessageBox("Failed   To   Render   The   picture!");     
					pPic->Release();     
				}     
				else     
					AfxMessageBox("Error   Loading   Picture   From   Stream!");     
			}     
		}     
	}     
	else     
		AfxMessageBox("Can't   Open   Image   File!");     
}     

						